diff --git a/application/models/purchaseorder_model.php b/application/models/purchaseorder_model.php
index ad48acca..3a46e0eb 100755
--- a/application/models/purchaseorder_model.php
+++ b/application/models/purchaseorder_model.php
@@ -1729,7 +1729,7 @@ st.CGST,st.SGST,st.IGST,st.otherallowance FROM T_Service_Tax st
     }
 	// get po format for acedamic year based
  function GetPoFormat($PONO=''){
-     $poQuery ='select GetPO(PONO) from T_PurchaseOrder_Master where PONO=?';
+     $poQuery ='select PONO from T_PurchaseOrder_Master where PONO=?';
          $query = $this->db->query($poQuery,array($PONO));            
         
         return $query->result();